EP1682006A4 - Procede et appareil de determination d'une ligne centrale ultrasonore d'ecoulement de fluide - Google Patents

Procede et appareil de determination d'une ligne centrale ultrasonore d'ecoulement de fluide

Info

Publication number
EP1682006A4
EP1682006A4 EP04796866A EP04796866A EP1682006A4 EP 1682006 A4 EP1682006 A4 EP 1682006A4 EP 04796866 A EP04796866 A EP 04796866A EP 04796866 A EP04796866 A EP 04796866A EP 1682006 A4 EP1682006 A4 EP 1682006A4
Authority
EP
European Patent Office
Prior art keywords
determining
fluid flow
flow centerline
ultrasound fluid
ultrasound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP04796866A
Other languages
German (de)
English (en)
Other versions
EP1682006A2 (fr
Inventor
Kenneth Abend
Alan Stein
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PhysioSonics Inc
Original Assignee
PhysioSonics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by PhysioSonics Inc filed Critical PhysioSonics Inc
Publication of EP1682006A2 publication Critical patent/EP1682006A2/fr
Publication of EP1682006A4 publication Critical patent/EP1682006A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A61B8/0833—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures
    • A61B8/085—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures for locating body or organic structures, e.g. tumours, calculi, blood vessels, nodules
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G01S15/8981—Discriminating between fixed and moving objects or between objects moving at different speeds, e.g. wall clutter filter
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G01S15/8984—Measuring the velocity vector
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G01S15/8988—Colour Doppler imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8993—Three dimensional imaging systems
EP04796866A 2003-10-29 2004-10-29 Procede et appareil de determination d'une ligne centrale ultrasonore d'ecoulement de fluide Withdrawn EP1682006A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51535003P 2003-10-29 2003-10-29
PCT/US2004/036282 WO2005041759A2 (fr) 2003-10-29 2004-10-29 Procede et appareil de determination d'une ligne centrale ultrasonore d'ecoulement de fluide

Publications (2)

Publication Number Publication Date
EP1682006A2 EP1682006A2 (fr) 2006-07-26
EP1682006A4 true EP1682006A4 (fr) 2011-01-26

Family

ID=34549397

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04796866A Withdrawn EP1682006A4 (fr) 2003-10-29 2004-10-29 Procede et appareil de determination d'une ligne centrale ultrasonore d'ecoulement de fluide

Country Status (5)

Country Link
US (1) US7066888B2 (fr)
EP (1) EP1682006A4 (fr)
JP (1) JP2007509722A (fr)
CA (1) CA2543077A1 (fr)
WO (1) WO2005041759A2 (fr)

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US7534209B2 (en) * 2000-05-26 2009-05-19 Physiosonics, Inc. Device and method for mapping and tracking blood flow and determining parameters of blood flow
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CN103190953B (zh) * 2013-01-15 2015-08-26 广州宝胆医疗器械科技有限公司 一种具有预警功能的内窥镜用手术器械
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Also Published As

Publication number Publication date
EP1682006A2 (fr) 2006-07-26
WO2005041759A3 (fr) 2005-08-18
WO2005041759A2 (fr) 2005-05-12
US20050124885A1 (en) 2005-06-09
JP2007509722A (ja) 2007-04-19
CA2543077A1 (fr) 2005-05-12
US7066888B2 (en) 2006-06-27

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